        <div class="fgfd_poui">
        <nav class="navbar navbar-default wd pr" role="navigation">
  <div class="container-fluid">
    <!-- Brand and toggle get grouped for better mobile display -->
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand mr100" href="#">
        <img src="img/logo.png" class="fgfd_poi">
        </a>
    </div>

    <!-- Collect the nav links, forms, and other content for toggling -->
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
      <ul class="nav navbar-nav ">
        <li class="active"><a href="<?php echo QING;?>">首页</a></li>
        <li><a href="<?php echo QING;?>fb/announce">发表笔记</a></li>
          <!-- <li><a >前端</a></li>-->
      </ul>
    </div><!-- /.navbar-collapse -->
  </div><!-- /.container-fluid -->
            
            <div class="fgf_poiu_x visible-md visible-lg">
                <p class="cf mt5"> <a class="pt10 mr10"  href="#myModal"  data-toggle="modal">登录</a>|<a class="pt10 ml10" href="%E6%B3%A8%E5%86%8C.html">注册</a></p>
               
             <!-- <img src="img/new_poiou_a.jpg" class="user_icon_oi">
                <span class="cf  mr10">独行工匠</span>
                <a class="ls">退出</a>-->
            </div>
</nav>
            
                    <div class="modal fade" id="myModal" >
          <div class="wd ">

                   <div class="form_pioui pd pm20 bgff fdgd_sd pr ">
                       <i class="fa fa-close ls dfgfd_sd" data-dismiss="modal"></i>
                      <form class="form-horizontal pt20" role="form">
                          
                          <div class="form-group ">
                                <label for="inputEmail3" class="col-sm-3 control-label fz18">用户名</label>
                                <div class="col-sm-9 input-group-lg">
                                <input type="email" class="form-control"  placeholder="请输入用户名">
                            </div>
                            
                          </div>
                          
                     
                          <div class="form-group">
                                <label for="inputEmail3" class="col-sm-3 control-label fz18">密码</label>
                                <div class="col-sm-9 input-group-lg">
                                <input type="passowrd" class="form-control"  placeholder="请输入密码">
                            </div>
                              
                            
                          </div>
                          
                               <div class="form-group mt40">
                                <label for="inputEmail3" class="col-sm-3 control-label fz18"></label>
                                <div class="col-sm-9 input-group-lg">
                                   <p class="col-xs-6 pl0">
                                        <button type="button" class="btn btn-primary btn-lg btn-block"  data-dismiss="modal">确认</button>
                                 
                                        </p>
                                      <p class="col-xs-6 pr0">
                                          <a type="button" class="btn btn-default btn-lg btn-block" href="%E6%B3%A8%E5%86%8C.html">注册</a>
                                    </p>
                                          
                                </div>
                          </div>
                       </form>
                   </div>
            </div>
            
        </div>


                   
                   
            </div>